Genetically Influenced Trait

•

There is now a large body of evidence that supports the conclusion that individual differences in most, if not all, reliably measured psychological traits, normal and abnormal, are substantially influenced by genetic factors.”

•

Big Five (extraversion, agreeableness, conscientiousness, neuroticism, and openness) and the Big Three (positive emotionality, negative emotionality, and constraint), is in the range of 40 to 50 percent